This building was origionally built as a post office and then was used as a printing company for many years. For the past few years the building housed a distribution warehouse and a local service business at the same time. It has 2 very large offices (at one time there were 5 people working out of just 1 of them), there is an appoximately 1,000 sq.

See the article here:
Office/Warehouse W Drive-in & Dock (Gravois & Jefferson) $1900 4600sqft